Chemistry: Common Cations and Anions

Hg²⁺

Mercury (II)/mercuric

Hg₂²⁺

Mercury (I)/mercurous

Ag⁺

Silver

Cu⁺

Copper (I)/cuprous

Co²⁺

Cobalt (II)/cobaltous

Mn²⁺

Manganese (II)/manganous

Ni²⁺

Nickle (II)/nickelous

Sn²⁺

Tin (II)/stannous

Al³⁺

Aluminum

Zn²⁺

Zinc

Fe²⁺

Iron (II)/ferrous

Fe³⁺

Iron (III)/ferric

Cd²⁺

Cadmium

Cu²⁺

Copper (II)/cupric

Pb²⁺

Lead (II)/plumbous

Cr³⁺

Chromium (III)/chromic

H₃O⁺

Hydronium

NH₄⁺

Ammonium

NO₂^-

Nitrite

NO₃^-

Nitrate

SO₃^2-

Sulfite

SO₄^2-

Sulfate

HSO₄^-

Hydrogen sulfate

CN^-

Cyanide

HPO₄^2-

Hydrogen phosphate

CO_3^2-

Carbonate

ClO^-

Hypochlorite

ClO₂^-

Chlorite

ClO₃^-

Chlorate

ClO₄^-

Perchlorate

C₂H₃O₂^-

Acetate

MnO₄^-

Permanganate

Cr₂O₇^2-

Dichromate

OH^-

Hydroxide

PO₄^3-

Phosphate

H₂PO₄^-

Dihydrogen phosphate

HCO_3^-

Hydrogen carbonate

O₂^2-

Peroxide

CrO_4^2-

Chromate

-ide

hydro + ic acid

-ite

ous acid

-ate

ic acid